Title:
ロッドの接続構造
Document Type and Number:
Japanese Patent JP6466745
Kind Code:
B2
Inventors:
Hiroaki Tezuka
Takahiro Yamauchi
Atsushi Kawanishi
Mitsutaka Ota
Takahiro Yamauchi
Atsushi Kawanishi
Mitsutaka Ota
Application Number:
JP2015049004A
Publication Date:
February 06, 2019
Filing Date:
March 12, 2015
Export Citation:
Assignee:
MAEDA CORPORATION
International Classes:
E02D3/12; E21B17/04
Domestic Patent References:
| JP55028676U | ||||
| JP5061079B2 | ||||
| JP54054104U |
Foreign References:
| US20120067650 |
Attorney, Agent or Firm:
Yoshihide Ogawa
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